/* Basic Reset and Global Styles */
body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    background-color: #f8f8f8;
    color: #333;
    -webkit-text-size-adjust: 100%;
}

.container {
    padding-bottom: 60px; /* Space for the bottom nav */
}

/* Header/Status Bar Simulation */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 15px;
    font-weight: 600;
    background-color: white;
    box-shadow: 0 1px 0 rgba(0,0,0,0.05);
}

.header-time {
    font-size: 16px;
}

/* Bottom Navigation Bar (Consistent across all pages) */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-around;
    align-items: center;
    height: 55px;
    background-color: white;
    border-top: 1px solid #ddd;
    box-shadow: 0 -2px 5px rgba(0,0,0,0.05);
    z-index: 1000; /* Ensure nav is always on top */
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: #666;
    font-size: 10px;
    padding: 5px 0;
    flex: 1;
}

.nav-item.active {
    color: #007aff; /* Blue for active state */
}

.nav-item img {
    width: 24px;
    height: 24px;
    margin-bottom: 2px;
}

/* Utility Class for Icons (Using placeholders/text for simplicity) */
.icon {
    font-size: 20px;
    height: 24px;
    line-height: 24px;
}

/* Placeholders for Image/Content Blocks */
.content-placeholder {
    width: 100%;
    height: 100px;
    background-color: #e0e0e0;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #888;
    margin-bottom: 15px;
    font-size: 12px;
}